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Marquise|Lab Grown|IGI

3.51ct G VS1 Marquise Lab Grown Diamond

VG • G/VS1 • IGI LG841641096

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG841641096

Diamond specifications and retailer prices

From $616 CAD
$441 USD
As of October 30, 2026
Save $4,469 CAD (88%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $5,085 CAD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.51ct lab-grown marquise diamond

This 3.51ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG841641096 or 841641096. Listed at 18 retailers as of October 30, 2026, with prices from $616 to $5,085, a $4,469 spread on the same certified stone. Brilliant Earth lists it at $5,085. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.51
Carat
G
Color
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841641096
Dimensions15.44 × 8.02 × 5.02 mm
L/W Ratio1.93
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.44 mm8.02 mm3.51 ctG / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841641096
Side View
Table 60.0%Crown 35.9°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 62.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $5,085 CAD|Low: $616 CAD|High: $5,085 CAD|Avg: $1,769 CAD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 1, 2026
Retailer 3$616 CAD
Retailer 17$690 CAD
Retailer 9$764 CAD
Retailer 16$764 CAD
Retailer 11$851 CAD
Retailer 15$964 CAD
Retailer 4$1,200 CAD
Retailer 12$1,263 CAD
Retailer 18$1,313 CAD
Retailer 13$1,614 CAD
Retailer 14$1,659 CAD
Retailer 7$1,676 CAD
Retailer 6$2,055 CAD
Retailer 8$2,457 CAD
Retailer 10$2,503 CAD
Retailer 2$2,808 CAD
Retailer 5$2,859 CAD
Brilliant Earth$5,085 CAD

12 data points across 18 retailers

18 retailers$616 CAD to $5,085 CAD

A
Cheapest Retailer
-
$616 CAD
$441 USD
A
Retailer 2
-
$690 CAD
$494 USD
View
Retailer 3
-
$764 CAD
$547 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
$764 CAD
$547 USD
View
A
Retailer 5
-
$851 CAD
£480 GBP
View
A
Retailer 6
-
$964 CAD
$690 USD
View
B+
Retailer 7
-
$1,200 CAD
$859 USD
View
A
Retailer 8
-
$1,263 CAD
£712 GBP
View
A
Retailer 9
-
$1,313 CAD
$940 USD
View
B+
Retailer 10
-
$1,614 CAD
A$1,778 AUD
View
B+
Retailer 11
-
$1,659 CAD
ZAR 19,189 ZAR
View
B+
Retailer 12
-
$1,676 CAD
$1,200 USD
View
B+
Retailer 13
-
$2,055 CAD
$1,471 USD
View
B+
Retailer 14
-
$2,457 CAD
$1,759 USD
View
B+
Retailer 15
-
$2,503 CAD
$1,792 USD
View
B+
Retailer 16
-
$2,808 CAD
£1,583 GBP
View
B
Retailer 17
-
$2,859 CAD
$2,047 USD
View
Most Expensive
B
Brilliant Earth
22221993A · Oct 31
$5,085 CAD
$3,640 USD
View
17 more retailers have this diamond
Prices start from $616 CADSave up to $4,469 CAD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
3.51ct Marquise
$616 CAD